航天弹道

In 1983, trailblazing astronaut Sally Ride blasted out of Earth's orbit, opening the world of space travel for women. Watch the stories of other pioneers who have followed her path to the stars. Since the US space program began in 1958, NASA has ach

发表于:2018-12-05 / 阅读(162) / 评论(0) 分类 国家地理2008年

04 美国的航空航天技术 DATE=2-21-01 TITLE=EXPLORATIONS #1940 - Space Digest BYLINE=Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Shirley Griffith with the VOA Special En

发表于:2018-12-07 / 阅读(201) / 评论(0) 分类 科技之光

Broadcast: May 7, 2003 By Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Phoebe Zimmermann with the VOA Special English program EXPLORATIONS. We have news about two exploration d

发表于:2018-12-07 / 阅读(172) / 评论(0) 分类 VOA2003(上)-科技导航

Broadcast: Jan 29, 2003 China says it will launch its first astronauts into space later this year. Beijing is hoping the manned space program will boost commerce, science, and security. But, those ben

发表于:2018-12-08 / 阅读(164) / 评论(0) 分类 VOA2003(上)-科技先知

EXPLORATIONS - The Year in Space By Paul Thompson Broadcast: Wednesday, December 29, 2004 VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember with the VOA Special English program EXPLORATIONS

发表于:2018-12-15 / 阅读(182) / 评论(0) 分类 Explorations

In order to convert this opaque, 90,000 hours of video into something that we could start to see, 为了把这个9万小时的录像变成我们能识辨的东西 we use motion analysis to pull out, as we move through space and through time, what we

发表于:2018-12-19 / 阅读(149) / 评论(0) 分类 TED演讲教育篇

India has launched a record number of satellites into space in a single mission. The launch marks a milestone for the country's space program. India wants to emerge as a major player in the global commercial satellite launch market. 印度仅仅通过一

发表于:2018-12-19 / 阅读(131) / 评论(0) 分类 VOA双语新闻 2008年4月

Honey bees are fairly placid insects when left alone. But if antagonized, they will react violently. Researchers from the University of Queensland in Australia are working to better understand honey bees vision, navigation, and, in particular, aggres

发表于:2018-12-26 / 阅读(152) / 评论(0) 分类 自然百科2009年

今天我们要学的词是 trajectory。 Trajectory的意思是轨迹、轨道,President Trump told reporters after his speech at the UN general assembly that he hopes there would be the same trajectory for Iran as the U.S. has had with North Kore

发表于:2018-12-30 / 阅读(138) / 评论(0) 分类 英语单词荟萃

And the problem of how to go about this is quite obvious. 至于要如何做的问题,也是相当简单明了。 It's not like Plato woke up one day and then he wrote, 但我的意思并非,比如,柏拉图有一天突然醒来说, Hello, I'

发表于:2019-01-03 / 阅读(168) / 评论(0) 分类 TED演讲科学篇

Tensions Rise Ahead of Planned North Korean Launch North Korea says it will launch this 32-meter-long rocket by April 16, with the goal of placing an Earth observation satellite into orbit. It will be the nation's third ballistic missile attempt, and

发表于:2019-01-13 / 阅读(131) / 评论(0) 分类 VOA标准英语2012年(四月)

New Robotic Arm Can Grasp Moving Objects An international team of engineers based in Switzerland built a robotic arm that learned to perform complex movements. The term robotic arm covers a variety of mechanical devices from robots that weld automoti

发表于:2019-01-14 / 阅读(200) / 评论(0) 分类 VOA标准英语2014年(五月)

By Jessica Berman Washington 15 October 2007 Astronaut Peggy Whitson is poised to become the first woman to command the International Space Station. Whitson and two new crew members arrived at the orbiting scientific outpost Friday to begin a mission

发表于:2019-01-21 / 阅读(166) / 评论(0) 分类 2007年VOA常速英语(十月)

65 航天飞机的飞行准备 DATE=7-4-01 TITLE=EXPLORATIONS #1959 - Preparing Shuttle for Space Flight BYLINE=Paul Thompson VOICE ONE: This is Shirley Griffith. VOICE TWO: And this is Steve Ember wi

发表于:2019-01-30 / 阅读(190) / 评论(0) 分类 科技之光

By Anjana Pasricha New Delhi 28 April 2008 India has launched a record number of satellites into space in a single mission. The launch marks a milestone for the country's space program. Anjana Pasricha reports from New Delhi, India wants to emerge as

发表于:2019-01-31 / 阅读(214) / 评论(0) 分类 VOA常速英语2008年(四月)

The Space Shuttle Discovery is now on its way to the International Space Station after what NASA calls a picture perfect launch from the Kennedy Space Center in Florida Thursday. This is the last flight of the oldest and most-travelled of the US shut

发表于:2019-02-07 / 阅读(143) / 评论(0) 分类 英语新闻

WASHINGTON, Nov. 8 (Xinhua) -- NASA plans to add an unmanned flight test of the Orion spacecraft in early 2014 to its contract with Lockheed Martin Space Systems for the multipurpose crew vehicle's design, development, test and evaluation, the U.S. s

发表于:2019-02-07 / 阅读(211) / 评论(0) 分类 英语新闻

The world's first e-commerce satellite is scheduled to be launched in 2017, China Economic Net reported. 据中国经济网报道,全球首颗电子商务卫星将于2017年发射。 Juhuasuan.com, a group shopping website affiliated with Chinese e

发表于:2019-02-07 / 阅读(165) / 评论(0) 分类 英语新闻

WASHINGTON, July 10 (Xinhua) -- U.S. space shuttle Atlantis docked with the International Space Station on Sunday morning after nearly two days of flight. Commander Christopher Ferguson guided space shuttle Atlantis to a docking with the station at 1

发表于:2019-02-08 / 阅读(158) / 评论(0) 分类 英语新闻

WASHINGTON, July 8 (Xinhua) -- U.S. President Barack Obama on Friday hailed space shuttle Atlantis' final flight in NASA's shuttle program, saying Americans across the country watched with pride as America reached for the heavens once more. Obama exp

发表于:2019-02-09 / 阅读(199) / 评论(0) 分类 英语新闻
学英语单词
abscess of pharyngeal bursa
aeolian anemometer
agricultural surtax
Alpagut
anemone pulsatillas
animal and plant quarantine certificate
antecedent temperature index
atomizing apparatus
attenuatum
beating service test of lubricants
bhikshu
Britishize
close sizing
clypanguli
co-treasurer
compatibility test
converge
customs searching party
cuticle
daykin
digital stream
diphenyl diketohexane
domain - specific language
drying oven
DTR (daily transaction reporting)
dysenteric
dysergastic
effect research
election committee
electro-fishing
engl
ethanetetrayl
eye ridge
floppy ROM
frontology
full moon maple
full runout flow
full word boundary
fuzzytopology
gassan
glucokinases
glyceryl monothioglycollate
gold bar
goobs
guiding fin
high-LET
hotlapping
hydraulic steel support
in winter
intergeniculate leaflet
inversely related
Jacob's membrane
japonaiserie
Joad family
joy mt.
Kongfuze
lurement
Lyrical Ballads
make people
mental disease
metis l.(mitis l.)
MIU value
moon-calf
moudle
narier
neohydrangin
new atom chemistry
paiock
panaxes
papilloma molle
Patanol
phylloscopus fuscatus fuscatus
postobese
Prieto, Cerro
production control graph
psycinfo
quader
rhombohedral enantiomorphic hemihedral class
rotary stop sign
sales by proxy
Salon-de-Provence
satava
sclerotinia shiraiana
self build
Spectograph
stackingfault
stapowich
Straits dollar
sucker punch
tephrosis
threephase four-wire system
tous les biens
uglifying
ultrahyperpyrexia
unexact
universary
unloader-valve
veligers
wall roughness
water-white paraffin wax
wind-direction
write-inhibit hole